Finding the Third Proportional to 1,021,150 and 2,199,846

Step by Step Solution

1. Step 1: Write the proportion equation
   1,021,150 : 2,199,846 = 2,199,846 : x
2. Step 2: Convert to fraction form
   1,021,150/2,199,846 = 2,199,846/x
3. Step 3: Cross multiply
   1,021,150x = 2,199,846 × 2,199,846
4. Step 4: Simplify right side
   1,021,150x = 4,839,322,423,716
5. Step 5: Solve for x
   x = 4,839,322,423,716/1,021,150
6. Step 6: Final answer
   x = 4,739,090.66